Senior Security Engineer ($210K - $350K + Equity) at Giga

Job Title Senior Security Engineer Salary $210K – $350K + Equity Company Description Giga is a $61M Series A startup building enterprise-grade AI agents for world‑class brands like DoorDash. They are revolutionizing customer experience through real‑time voice superintelligence that understands emotion and resolves complex issues at scale, supported by a high‑caliber engineering team based in San Francisco. Job Description As Giga’s first dedicated Senior Security Engineer, you will own the security posture of an AI platform processing millions of sensitive enterprise interactions. This is a hands‑on role where you will build security tooling, architect robust authorization systems, and tackle emerging AI‑specific threats like prompt injection to ensure data integrity. Location San Francisco, USA Why this role is remarkable Join as the first dedicated security owner at a fast‑growing, Series A company with $61M in fresh funding and a validated product. Secure a platform used by industry giants like DoorDash, directly impacting the safety of millions of real‑time customer interactions. Navigate the frontier of AI security, developing playbooks for unique challenges like prompt injection and multi‑modal data leakage. What You Will Do Design and implement end‑to‑end application security, focusing on API integrity, role‑based access controls, and robust audit logging for enterprise customers. Build and maintain automated security infrastructure, including vulnerability scanning, secrets management, and CI/CD security checks using Terraform and Kubernetes. Collaborate with backend and infrastructure teams to embed security into the core architecture of Giga's real‑time voice and chat agents. The ideal candidate Have 4+ years of professional experience in security engineering with a strong background in software development using Python or TypeScript. Proven track record of securing production cloud environments (AWS/Kubernetes) and handling sensitive enterprise data at scale. Proactive mindset that views security as an enabler of speed, capable of building tools that help the team ship faster and more securely. #J-18808-Ljbffr Jack & Jill